Re: Cat-5 Shield Grounding?

["Chris Maxwell" <betateam@...]

APC makes an inline surge-supressor/ground for CAT5 runs.  Costs about $18
CDN ..(about $1.25 USD...:-)

It has two inline RJ45-F, and a ground nut that nicely fits on a conduit
junction screw.

---
Chris Maxwell
cmaxwell@...
----- Original Message -----
From: <admin@...>
To: <isp-wireless@isp-wireless.com>
Sent: Thursday, November 08, 2001 1:50 AM
Subject: Cat-5 Shield Grounding?


> Anyone recommend a decent way to ground the cat-5 aluminum shielding?  I
> want it connected to a grounding pigtail that we can connect to a
> grounding block before it enters the facility.  We'll also have
> lightning protection indoors via a cat-5 lightning protector.
>
> I'm also thinking about double grounds and double lightning protection,
> but we are also running PoE so I want to make sure that the lightning
> protection works in both directions:
>
> Radio -- cat-5 lightning protector -- 100' cat-5 -- cat-5 lightning
> protector -- PoE injector
>
> Anyone see any problems with the lightning protector this way?  I want
> to make sure that if the surge is from about the middle of the cat-5
> cable, that the lightning protectors will protect both the radio and the
> indoor equipment (PoE, power supplies, hub, APC masterswitch, etc).  Or
> should I only use one cat-5 lightning protector and/or not worry about
> the sheild being grounded near the radio, just where it enters the
> building?
>
> I'll also ground the sheild before the lightning protector enters the
> building and the outdoor box that houses the radio.
>
> Judd Dare
> Microworld Dotcom
>
>
>




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